Which spheres are part of the earth system? check all that apply. atmosphere biosphere geosphere hemisphere hydrosphere

The Earth has four spheres in which everything that can be found on earth is placed.  The spheres are: hydrosphere, biosphere, lithosphere, and atmosphere . Hydsropshere consists of all water found on Earth, it comes from the word ‘hydro’ which stands for water. The biosphere includes all living things. animals, plants, and microorganisms. The litosphere comes from the word "litho" which means land and includes hard and solid land mass on the earth’s surface and rocks.  The atmosphere come from the word "atmo" which means air and is made up from the air, which is a mixture of gasses.

it has one origin of replication, but it proceeds in two directions - d)

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.